National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

80°F

27°C

Humidity 37%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Heat Index80°F (27°C)
Last update 17 Aug 07:24 PM PDT
Extended Forecast for

Cascade Locks OR

  • Tonight

    Tonight: Partly cloudy, with a low around 59. West southwest wind 6 to 9 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82. Breezy, with a southwest wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. West southwest wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. West wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. West wind 6 to 11 mph becoming light in the evening. Winds could gust as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: A slight chance of rain after 11pm. Partly cloudy, with a low around 59. Breezy.

    Low: 59 °F

    Slight Chance
    Rain and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. West southwest wind 6 to 9 mph.
Tuesday
Sunny, with a high near 82. Breezy, with a southwest wind 8 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 58. West southwest wind 6 to 14 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 82. West wind 6 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 59. West wind 6 to 11 mph becoming light in the evening. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Partly sunny, with a high near 81. Breezy.
Friday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 59. Breezy.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Breezy.
Saturday Night
Partly cloudy, with a low around 57. Breezy.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.7°N 121.88°W (Elev. 449 ft)
Last Update:
7:41 pm PDT Aug 17, 2026
Forecast Valid:
7pm PDT Aug 17, 2026-6pm PDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation